package com.atguigu.gmall.payment.controller;

import com.alipay.api.AlipayApiException;
import com.alipay.api.internal.util.AlipaySignature;
import com.atguigu.gmall.common.result.Result;
import com.atguigu.gmall.model.enums.PaymentType;
import com.atguigu.gmall.model.payment.PaymentInfo;
import com.atguigu.gmall.payment.config.AlipayConfig;
import com.atguigu.gmall.payment.service.AlipayService;
import com.atguigu.gmall.payment.service.PaymentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import java.math.BigDecimal;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@Controller
@RequestMapping("/api/payment/alipay")
public class AlipayController {

    @Autowired
    private AlipayService alipayService;

    @Autowired
    private PaymentService paymentService;

    @Autowired
    private RedisTemplate redisTemplate;


    @Value("${app_id}")
    private String app_id;

    @RequestMapping("submit/{orderId}")
    @ResponseBody
    public String submitOrder(@PathVariable Long orderId){
        String from = alipayService.createAliPay(orderId);
        return from;
    }

    //同步回调函数http://api.gmall.com/api/payment/alipay/callback/return
    @GetMapping("callback/return")
    public String callbackReturn(){
        return "redirect:"+ AlipayConfig.return_order_url; //http://payment.gmall.com/pay/success.html
    }

    //异步回调函数http://rjsh38.natappfree.cc/api/payment/alipay/callback/notify
    //https: //商家网站通知地址?voucher_detail_list=[{"amount":"0.20","merchantContribute":"0.00","name":"5折券","otherContribute":"0.20","type":"ALIPAY_DISCOUNT_VOUCHER","voucherId":"2016101200073002586200003BQ4"}]&fund_bill_list=[{"amount":"0.80","fundChannel":"ALIPAYACCOUNT"},{"amount":"0.20","fundChannel":"MDISCOUNT"}]&subject=PC网站支付交易&trade_no=2016101221001004580200203978&gmt_create=2016-10-12 21:36:12&notify_type=trade_status_sync&total_amount=1.00&out_trade_no=mobile_rdm862016-10-12213600&invoice_amount=0.80&seller_id=2088201909970555&notify_time=2016-10-12 21:41:23&trade_status=TRADE_SUCCESS&gmt_payment=2016-10-12 21:37:19&receipt_amount=0.80&passback_params=passback_params123&buyer_id=2088102114562585&app_id=2016092101248425&notify_id=7676a2e1e4e737cff30015c4b7b55e3kh6& sign_type=RSA2&buyer_pay_amount=0.80&sign=***&point_amount=0.00
    @PostMapping("callback/notify")
    @ResponseBody
    public String callbackNotify(@RequestParam Map<String,String> paramsMap){
        String notifyId = paramsMap.get("notify_id");
        String totalAmount = paramsMap.get("total_amount");
        String outTradeNo = paramsMap.get("out_trade_no");
        String tradeStatus = paramsMap.get("trade_status");
        String appId = paramsMap.get("app_id");

        boolean result = false;
        try {
            result = AlipaySignature.rsaCheckV1(paramsMap, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type);
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        PaymentInfo paymentInfo = paymentService.getPaymentInfo(outTradeNo, PaymentType.ALIPAY);

        Boolean flag = redisTemplate.opsForValue().setIfAbsent(notifyId, notifyId, 1462, TimeUnit.MINUTES);

        if(result){
            if(paymentInfo == null || new BigDecimal(totalAmount).compareTo(new BigDecimal("0.01"))!=0 || !appId.equals(app_id) || !flag){
//            if(paymentInfo == null || new BigDecimal(totalAmount).compareTo(new BigDecimal("0.01"))!=0 || !appId.equals(app_id) || !flag){
                return "failure";
            }

            if("TRADE_SUCCESS".equals(tradeStatus) || "TRADE_FINISHED".equals(tradeStatus)){
                paymentService.paySuccess(outTradeNo,PaymentType.ALIPAY,paramsMap);
                return "success";
            }

        }else {
            return "failure";
        }
        return "failure";
    }

    // 发起退款！http://localhost:8205/api/payment/alipay/refund/20
    @GetMapping("refund/{orderId}")
    @ResponseBody
    public Result refund(@PathVariable Long orderId){
        boolean flag = alipayService.refund(orderId);
        return Result.ok(flag);
    }

    // 根据订单Id关闭订单 http://localhost:8205/api/payment/alipay/closePay/25
    @GetMapping("closePay/{orderId}")
    @ResponseBody
    public Boolean closePay(@PathVariable Long orderId){
        Boolean flag = alipayService.closePay(orderId);
        return flag;
    }

    // 查看是否有交易记录
    @RequestMapping("checkPayment/{orderId}")
    @ResponseBody
    public Boolean checkPayment(@PathVariable Long orderId){
        Boolean flag = alipayService.checkPayment(orderId);
        return flag;
    }

    @GetMapping("getPaymentInfo/{outTradeNo}")
    @ResponseBody
    public PaymentInfo getPaymentInfo(@PathVariable String outTradeNo){
        PaymentInfo paymentInfo = paymentService.getPaymentInfo(outTradeNo, PaymentType.ALIPAY);
        return paymentInfo;
    }
}
